<template>
  
    <section class="main">
      <input v-model="isCheckAll" id="toggle-all" class="toggle-all" type="checkbox" />
      <label for="toggle-all">Mark all as complete</label>
      <ul class="todo-list">
        <!-- 当任务已完成，可以给 li 加上 completed 类，会让元素加上删除线 -->
        <li v-for="item in list"
        :key="item.id"
         :class="{completed:item.isDone}">
          <div class="view">
            <input  @change="hChange(item.id)" class="toggle" type="checkbox" :checked="item.isDone" />
            <label>{{item.name}}</label>
            <button @click="hDel(item.id)" class="destroy"></button>
          </div>
        </li>
       
      </ul>
    </section>

</template>

<script>
export default {
  name: 'VueDay3TodoMain',
  props:{
    list: {
      required:true,
      type:Array

    }


  },

  data() {
    return {
      
    };
  },
  
  methods: {
    // 1.绑定点击事件 传入id
    // 2.将id传递给父组件 app.vue
    hDel(id) {
      this.$emit('DelTask',id)
    },
    hChange(id){
      this.$emit('changeDone', id);

    }
    
  },
  computed:{
    isCheckAll: {
      get(){
        return this.list.every(item => item.isDone)

      },
      set(val){
        // console.log(val);
        this.$emit('changeAll',val)
      }

    }
  }
};
</script>

<style  scoped>

</style>